Add jsonb_iter_cache

Nikita Glukhov · Nikita Glukhov · commit 00d38226f631 · 2022-07-27T18:20:35.000+03:00
diff --git a/src/backend/utils/adt/jsonb_util.c b/src/backend/utils/adt/jsonb_util.c
@@ -160,6 +160,9 @@ bool jsonb_sort_field_values = true;		/* GUC */
 bool jsonb_partial_decompression = true;	/* GUC */
 bool jsonb_partial_detoast = true;			/* GUC */
 
+void **jsonb_iter_cache;
+MemoryContext jsonb_iter_cache_mcxt;
+
 JsonValue *
 JsonValueUnpackBinary(const JsonValue *jbv)
 {
diff --git a/src/include/utils/jsonb.h b/src/include/utils/jsonb.h
@@ -266,4 +266,7 @@ extern MemoryContext jsonbGetIteratorContext(void);
 #endif
 extern void jsonbRegisterIterator(GenericDetoastIterator iter);
 
+extern void **jsonb_iter_cache;
+extern MemoryContext jsonb_iter_cache_mcxt;
+
 #endif							/* __JSONB_H__ */

Original file line number	Diff line number	Diff line change
`@@ -160,6 +160,9 @@ bool jsonb_sort_field_values = true; /* GUC */`
`160`	`160`	`bool jsonb_partial_decompression = true; /* GUC */`
`161`	`161`	`bool jsonb_partial_detoast = true; /* GUC */`
`162`	`162`
	`163`	`+void **jsonb_iter_cache;`
	`164`	`+MemoryContext jsonb_iter_cache_mcxt;`
	`165`	`+`
`163`	`166`	`JsonValue *`
`164`	`167`	`JsonValueUnpackBinary(const JsonValue *jbv)`
`165`	`168`	`{`